System Admin Jobs

System admin is the process or person employed to maintain and operate a computer system or network. System admins install, support, configure and maintain servers and other computer systems. They also periodically do scripting tasks and respond to service outages or other problems involving servers or desktops. If your business needs help with system admin tasks, then you can hire freelancers who can work with your computer systems. Talented and experienced system admin freelancers can be found here. Simply post your system admin task or job today.

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    146 jobs found, pricing in USD

    we have 3 sites, just moved to dedicated hosting, running on prestashop software. we need someone skilled in configuring dedicated server, to explain us what exactly you are doing, and to implement that also the goal is to get the server and website optimized for fasted loading possible. the work will include setting up appropriate cache system like apc/varnish, memcache etc, setting and configur...

    $105 (Avg Bid)
    $105 Avg Bid
    9 bids

    This is a micro-project for a SKILLED Lubuntu and LiteSpeed web server administrator that knows about Tomcat Web Apps. The person that is going to undertake this project, must know how to operate Lubuntu, LiteSpeed web server, and Tomcat Web Apps. He/She must work on our Server via a TeamViewer/AnyDesk remote desktop connection. Please do not place your bid if you do not have the necessary skil...

    $15 (Avg Bid)
    $15 Avg Bid
    1 bids

    ACCEPTANCE TEST PLAN Form - UAT sign off: I need acceptance test plan form

    $61 (Avg Bid)
    $61 Avg Bid
    6 bids
    Api fixing only 6 days left
    VERIFIED

    I need a python developer to fix issues on api You must be good in flasks And be good with cryptocurrency Thanks

    $144 (Avg Bid)
    $144 Avg Bid
    5 bids

    - I currently have several applications that all run from my local computer on different Windows Virtual Machines, using VMWare. - Each Virtual Machine requires different outbound IP addresses, that have been supplied to me by my internet provider. - Currently this is setup with different IPV4 addresses on each Virtual Machine to go outbound, and works without issue. Please see screenshot of sett...

    $263 (Avg Bid)
    $263 Avg Bid
    6 bids
    Setup a VPN and LAMP server 6 days left
    VERIFIED

    I have a cloud server. I'm looking for a professional to install, secure and configure a VPN, LAMP server. The host of the VPN will be a domaine name hosted on LAMP server.

    $57 (Avg Bid)
    $57 Avg Bid
    10 bids

    I have four server what active passive redudancy all server have one virtual ip address and automatically switch to one server to another server. And database sync between two server mysql server 2012

    $25 (Avg Bid)
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    4 bids

    I want to configure Cisco SNS Server and install Cisco ISE on it. It’ll be a HA deployment and latest Patch should be apply. AAA authentication should be done with recommendations as well as guest COA should work. Other ideas should are welcomed and appreciated.

    $404 (Avg Bid)
    $404 Avg Bid
    3 bids
    job opportunity 6 days left

    I need my website re-configured.I need you to design my personal website.

    $993 (Avg Bid)
    $993 Avg Bid
    24 bids
    Free pbx remote extension 6 days left
    VERIFIED

    I am using free pbx server and it's working fine . I have tried to configure remote extensions and soft phone registers the extension but no voice can be heard on either side. The help I need is regarding 3 aspects. 1) remote extension set up ( not using vpn, through internet) so that users can talk to each other using soft phone. 2) ensure security settings are enough. 3) tell me about th...

    $105 (Avg Bid)
    $105 Avg Bid
    8 bids
    Need help to fix php errors 6 days left
    VERIFIED

    Help me in php in a project developed by phprunner. The project is developed in phprunner, basic database project having add edit and delete functions. As i am not well versed with php hence need some help

    $15 (Avg Bid)
    $15 Avg Bid
    14 bids

    I need to create a Virtual private network connecting a Virtual Machine in azure and my on premise computers & printers.

    $48 (Avg Bid)
    $48 Avg Bid
    7 bids
    Linux expert.2 6 days left
    VERIFIED

    I need a Linux expert for my current projects. If you have knowledge please bid. Details will be shared in message with the freelancers.

    $2 - $6 / hr
    Sealed
    $2 - $6 / hr
    12 bids

    You have to install smtp server on my linux vps and give me the smtp settings to put in my bulk email marketing software.

    $10 / hr (Avg Bid)
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    15 bids
    Banking Project 6 days left

    I looking for support VMware admin banking project

    $3 / hr (Avg Bid)
    $3 / hr Avg Bid
    3 bids

    Make my VPS Server as streaming videos without buffer time loading. My VPS server was 10Core, 60GB Ram and 1.8TB HDD.

    $31 (Avg Bid)
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    6 bids

    I am looking for a someone to build the multi-tenant apps with AWS Amplify

    $20 / hr (Avg Bid)
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    11 bids

    Hi, I need answers of few questions related to Powershell, Windows Server, Active Directory, Oiffice 365 . Please check the attachment for complete details.

    $18 (Avg Bid)
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    2 bids
    wordpress website speed 6 days left
    VERIFIED

    I need someone to increase page speeds to make more responsive and to fix some small issues in functionalities of existing code

    $172 (Avg Bid)
    $172 Avg Bid
    84 bids

    I have an app that stores the configuration information in the following registry key: HKEY_CURRENT_USERSoftware[AppName] However, I noticed there is a key in... HKEY_LOCAL_MACHINESOFTWAREWow6432NodeMicrosoftWindows NTCurrentVersionTerminal ServerInstallSoftware[AppName] ..as well, which has pretty much the same structure (sub keys), but with different config data. When a RDS user l...

    $206 (Avg Bid)
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    4 bids
    Mikrtotik Radius Server Setup 6 days left
    VERIFIED

    Hello, I am facing RADIUS server not responding issue with my Mikrtoik , I need a professional to resolve this issue. Thanks

    $97 (Avg Bid)
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    4 bids

    You are an expert with Windows server 2019 and have references to back it up. You are an OS system engineer, OS QA engineer or a senior Windows server admin that knows the ins and outs of Windows server and its multiple layers of configuration. We're searching for a consultant/freelancer in the mentioned area that provides his long experience with Windows server, at first for troubleshootin...

    $51 / hr (Avg Bid)
    $51 / hr Avg Bid
    5 bids
    AWS Cloud Engineer 6 days left
    VERIFIED

    We need an AWS cloud engineer immediately, our one sadly passed away yesterday due to covid & we are experiencing some major server issues.

    $319 (Avg Bid)
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    20 bids
    Looking for DevOps 6 days left
    VERIFIED

    We are using Digital Ocean, needs to be familiar with creating scalable solutions. We are using Varnish, Galera, Ubuntu.

    $20 / hr (Avg Bid)
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    11 bids

    We need Cloud Engineer who has hands on experience on AWS for 3 Month for 5-6 hours daily.

    $1776 (Avg Bid)
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    11 bids

    Hi, I have a proxy supplier that has agreed to sell me a set amount of Residential proxy data (GB) and has given me access to their API. So I'm looking for someone that can use this API to create a discord bot that does the following things: Customers: Be able to buy proxy data (1GB, 2GB, 5GB, 10GB), from our website. After purchasing data an email gets sent to their inbox containin...

    $908 (Avg Bid)
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    10 bids

    My site (on WORDPRESS) loads slowly or crashes (unable to connect) when 1000 or more people visit my site. there was an eror before (something like out of memory), but now i upgraded VPS and error dissapeared. I want my site to be accessible to many people my site is hosted on windows 2012 r2 VPS (i won't switch to linux) spec: CPU: 6 vCore RAM: 16384 MB Storage: 320 GB SSD Bandwidth: 45.25...

    $157 (Avg Bid)
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    17 bids

    Hello, I need PowerMTA 5.0r7 Setup file + Patch. I don't need lower Version, Just the latest version, Let me know if you have it.

    $62 (Avg Bid)
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    3 bids

    I am looking for a someone to build the multi-tenant apps with AWS Amplify

    $20 / hr (Avg Bid)
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    18 bids

    dear freelancer I need help in getting some socks 4 -5 http proxy

    $122 (Avg Bid)
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    6 bids

    We have an: 1. IBM storage DS3200 with 12 HDD (750 GB / 1 HDD) 2. IBM blade center E chassis with 14 slot 3. Used 3 slot as follows: 3.1 Server IBM HS21 XM (type 7995) - operation system Microsoft SBS 2008 (with exchange server) (roles: file server, DNS server, domain controler, exchange server ) 3.2 Server IBM HS12 (type 8028) - operation system Linux 3.3 Server IBM HS12 (type 8028) - ope...

    $613 (Avg Bid)
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    12 bids

    I need my website re-configured.I need you to build my online store.

    $23 (Avg Bid)
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    9 bids

    I need an specialist to configure my Postfix to block all complaints and bounces sent from my users. Preferably with skills with MySQL. - Should automatically add the bounce or complaint to a mysql table - ETA is 1 day - Budget is 20usd - Candidates should have proven experience with Linux and SMTP and/or email delivery

    $30 (Avg Bid)
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    3 bids
    Answer for few questions 5 days left
    VERIFIED

    Hi, I need answers of few questions related to some technical background. Please chevk attachment

    $14 (Avg Bid)
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    2 bids

    We are a boutique technology company that provides business with tailored solutions to improve the management and quality of information across their operations. The job will require attending client meetings in person (SYDNEY, AUSTRALIA), collecting information, providing project updates and advise. Approximately 5 to 10 hours a week. Must be available in normal business hours. Most of the tim...

    $25 / hr (Avg Bid)
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    13 bids

    i have ubuntu os and Dedicated Server -- i have hetnzer host server cant login ssh

    $24 (Avg Bid)
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    19 bids

    I need an specialist to configure my Postfix to block all complaints and bounces sent from my users. Preferably with skills with MySQL. Candidates should have experience with Linux and SMTP and/or email delivery

    $26 (Avg Bid)
    $26 Avg Bid
    6 bids

    Website for Healthcare Agency I want a professional website for a healthcare recruitment agency which will have features that include registering, login in, booking available shifts online, (but only authorised manger can cancel shifts), to upload daily shifts or remove shifts for staff. This should include locations (postcode) of shifts, and type of shifts (healthcare assistant/ hospital/care h...

    $239 (Avg Bid)
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    46 bids

    i have ubuntu os and Dedicated Server -- i have hetnzer host server cant login ssh

    $18 (Avg Bid)
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    6 bids

    IT Huanwei LTE router B310-875A with R9000 A/p need to allow Ip camera web access Have panasonic Ip cameras with viewnetcam dhcp set up. have B310 lte router from isp have netgear R9000 as access point can see camera in lan but not on web do have a door bell cam set up and is working. so isp is not blocking need someone to help set up

    $119 (Avg Bid)
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    11 bids

    I need my website re-configured.I already have a design, I just need you to build my online store.

    $75 (Avg Bid)
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    4 bids

    I need my website re-configured.I already have a design, I just need you to build my online store.

    $113 (Avg Bid)
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    6 bids

    I want Node js to be installed in cpanel VPS hsoting

    $17 (Avg Bid)
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    11 bids

    Last month I charged because a lot of services I didn't need I need some one who is experienced in GCP to stop these services

    $35 (Avg Bid)
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    3 bids

    Last month I charged because a lot of services I didn't need I need some one who is experienced in GCP to stop these services

    $27 (Avg Bid)
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    2 bids

    we are using cisco 7606-s router and we have 2 connections from 2 isps one is 200/MB and the backup is 100/MB using bgp. and we have couple of public subbnets. we want to load balance or load share between the two links in a way that 60-70% goes out 200mb isp and the remaining % goes on the backup link. and at the same configure failover in case one of them goes down to route everything throw it. ...

    $13 / hr (Avg Bid)
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    14 bids

    I want engineer has an experience in four program open source Monitoring system ( Checkmk , LibreNMS ,Zabbix, Icinga). I would like to Install and configure ( Four program open source monitoring system ). platform and deploy the following: - Network module: Install and configure GNS 3 or EVE-ng include ( 2 switch , FTP Server , Web Server , 2 Client / Host ) as per the diagram. - Server modul...

    $510 (Avg Bid)
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    5 bids

    My site (on WORDPRESS) loads slowly or crashes (unable to connect) when 1000 or more people visit my site. there was an eror before (something like out of memory), but now i upgraded VPS and error dissapeared. I want my site to be accessible to many people my site is hosted on windows 2012 r2 VPS (i won't switch to linux) spec: CPU: 6 vCore RAM: 16384 MB Storage: 320 GB SSD Bandwidth: 45.25...

    $164 (Avg Bid)
    $164 Avg Bid
    7 bids

    Hi, I need Level 1 Service Desk Analayst job troubleshooting interview questions with answers. like Active Directory, Windows server, office 365, exchange, etc....

    $16 (Avg Bid)
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    3 bids

    Hi, please check the attachment for complete details.

    $8 - $20
    $8 - $20
    0 bids

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